Chapter XX: Useful Notes and Tables

Preparation of Lakes--Brazil-wood Lake--Cochineal Lake--Lac
Lake--Madder Lake--Orange Lake--Yellow Lake--Artificial
Ultramarine--Twaddell's Hydrometer--Imitation Manilla from
Wood-pulp--Testing Ultramarines--Strength of Paper 235

TABLES.--Dalton's Table showing the Proportion of Dry Soda in
Leys of different Densities--Table of Strength of Caustic Soda
Solutions at 59° F. = 150° C. (Tünnerman)--Table showing
the Specific Gravity corresponding with the Degrees of Baumé's
Hydrometer--Table of Boiling Points of Alkaline Leys--Table
showing the Quantity of Caustic Soda in Leys of different
Densities--Table showing the Quantity of Bleaching Liquid
at 6° Twaddell (specific gravity 1·030) required to be added to
Weaker Liquor to raise it to the given Strengths--Comparative
French and English Thermometer Scales--Weights and
Measures of the Metrical System--Table of French Weights
and Measures 241

LIST OF WORKS RELATING TO PAPER MANUFACTURE 246

THE ART OF PAPER-MAKING.